CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Entropy change in case of reversible adiabatic process is

Byadmin August 8, 2022

Question: Entropy change in case of reversible adiabatic process is
[A].

minimum

[B].

zero

[C].

maximum

[D].

indeterminate

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

Calcination of limestone is not done in a __________ kiln for producing lime.

Question: Calcination of limestone is not done in a __________ kiln for producing lime.
[A].

vertical shaft
[B].
rotary
[C].
fluidised bed
[D].
fixed bed

Answer: Option D

Explanation:

No answer description available for this question.

Read More Calcination of limestone is not done in a __________ kiln for producing lime.
CHEMICAL ENGINEERING | Environmental Engineering

From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm.

Question: From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm.
[A].

1
[B].
5
[C].
50
[D].
500

Answer: Option B

Explanation:

No answer description available for this question.

Read More From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm.
CHEMICAL ENGINEERING | Materials and Construction

Dilute sulphuric acid is transported in __________ pipes.

Question: Dilute sulphuric acid is transported in __________ pipes.
[A].

mild steel
[B].
lead
[C].
copper
[D].
special alloys

Answer: Option B

Explanation:

No answer description available for this question.

Read More Dilute sulphuric acid is transported in __________ pipes.
CHEMICAL ENGINEERING | Fluid Mechanics

For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor.

Question: For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor.
[A].

brings about no further reduction of
[B].
increases
[C].
decreases
[D].
none of these

Answer: Option A

Explanation:

No answer description available for this question.

Read More For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor.
CHEMICAL ENGINEERING | Chemical Engineering Basics

While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous or crystalline. The crystalline polymers are characterised by the

Question: While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous or crystalline. The crystalline polymers are characterised by the
[A].

low impact strength.
[B].
high flexibility.
[C].
better finish and surface appearance.
[D].
high plastic deformation.

Answer: Option A

Explanation:

No answer description available for this question.

Read More While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous or crystalline. The crystalline polymers are characterised by the
CHEMICAL ENGINEERING | Chemical Reaction Engineering

For any reaction, we may write conversion as a function of

Question: For any reaction, we may write conversion as a function of
[A].

time
[B].
temperature
[C].
concentration
[D].
all (a), (b) & (c)

Answer: Option D

Explanation:

No answer description available for this question.

Read More For any reaction, we may write conversion as a function of

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